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Section off the data into 5 categories identified by a 'red flag'

This dataset contains information about 100 student loan applications. For each application, there are 4 variables: age, FICO score, monthly income, and loan amount.


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The data can be sectioned off using a red flag criteria. Here are the 5 categories: 

Category 1: High-risk – Age below 21 years or FICO score below 600 or Monthly Income below $2000. 

Category 2: Medium-risk – Age 21–40 years, FICO score 600–665 and Monthly Income between $2000-$4999. 

Category 3: Low-risk – Age 41–55 years, FICO score 666–735 and Monthly Income between $5000-$7999.

Category 4: Very Low-risk – Age above 55 years and FICO score above 736. 

Category 5: Insufficient Data – FICO score and Monthly Income unavailable.